UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YsvnyBwbiqjIpnBjcDsmRcuoU7qS0iIFZ7lmdDphw80=' 
WHERE 
  key_id = '4902d7142eb9a5e534935eb4057f0266e9e85f329c6d28bb56764c995d070f35' 
  AND (
    token = 'YsvnyBwbiqjIpnBjcDsmRcuoU7qS0iIFZ7lmdDphw80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )